The Collaborative International Dictionary
Polybranchia
Polybranchia \Pol`y*bran"chi*a\, n. pl. [NL. See Poly-, and Branchia.] (Zo["o]l.) A division of Nudibranchiata including those which have numerous branchi[ae] on the back.
Wikipedia
Polybranchia
Polybranchia may refer to:
- Polybranchia (polychaete), genus of polychaetes in the family Spionidae
- Polybranchia (gastropod), genus of sea slugs in the family Caliphyllidae
Polybranchia (gastropod)
Polybranchia is a genus of sacoglossan sea slugs, shell-less marine opisthobranch gastropod mollusks in the family Caliphyllidae.